Is it possible to factor y=3x2−11x+6? If so, what are the factors?
1 Answer
Jun 12, 2018
Explanation:
using the a-c method to factor the quadratic
the factors of the product 3×6=18
which sum to −11 are −9 and −2
split the middle term using these factors
3x2−9x−2x+6←factor by grouping
=3x(x−3)−2(x−3)
take out the common factor (x−3)
=(x−3)(3x−2)
3x2−11x+6=(x−3)(3x−2)